Figure 1From: Synthesis and structural studies of a new class of quaternary ammonium salts, which are derivatives of cage adamanzane type aminal 1, 3, 6, 8-tetraazatricyclo[4.3.1.13,8]undecane (TATU)NMR 1H. (a) TATU 1 and (b) 1-ethyl-1,3,6,8-tetraazatricyclo-[4.3.1.13,8]undecan-1-ium iodide 3b.Back to article page